Used 2020 Audi A4 for Sale nearMilwaukee, WI

How much does the 2020 Audi A4 cost?

Prices have softened 8.66% compared to this time last year, making it a favorable time to shop this model year.

There are 469 listings available, which suggests a healthy amount of inventory to compare.

Is the 2020 Audi A4 a good car?

Yes — the 2020 Audi A4 earns a 4.5/5 user rating, which supports its appeal as a compact luxury sedan that blends strong technology, everyday usability, and a polished driving experience. The overview points to an upgraded MMI system with a 10.1-inch touch screen, plus Apple CarPlay, Android Auto, and Audi’s Virtual Cockpit in the broader fifth-generation lineup. It also frames the car as a balanced choice for buyers who want efficiency and performance, though you should keep in mind that the base engines can feel underwhelming and the back seat is cramped. 36.5% of listings are priced as good or great deals, which gives you some room to shop selectively.

Is the 2020 Audi A4 reliable?

Owners rate it 4.5/5, a strong signal of long-term satisfaction.

The overview suggests the 2020 Audi A4 is a well-rounded compact luxury sedan with a polished driving experience and a strong technology focus, which are traits many used buyers value over time. Its balance of everyday usability and premium features can make it a sensible ownership choice if you want a refined small sedan rather than a more complicated luxury alternative. For used buyers, the main long-term risk is less about the car’s appeal and more about making sure the specific example you choose has been maintained well and fits your expectations for rear-seat space and engine response.

What should I look for when buying a used 2020 Audi A4?

At 68.7% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.

You should start with a vehicle history report so you can separate clean examples from cars with prior damage. After that, prioritize a thorough pre-purchase inspection, especially if you’re considering a lower-priced listing or one with incomplete service records. Focus your condition check on signs of past bodywork, uneven panel gaps, tire wear, and any issues that might affect the car’s technology or drivability.

Is now a good time to buy a used 2020 Audi A4?

This looks like a moderate market, so you can be selective without expecting a deep bargain on every listing.

• Deal availability: 36.5% of listings are priced as good or great deals.
• Inventory: There are 469 listings available.
• Price trend: Prices have softened 8.66% compared with last year.
• Clean inventory: 68.7% of listings are accident-free.

If you find a listing below $20,034, that's toward the low end of the year-round range and worth acting on quickly.

What is the 2020 Audi A4's resale value?

The current average of $20,034 sits slightly below last year's $21,934.

That price movement suggests the model has already absorbed some depreciation, which can help future sellers if they buy at the right entry point. If you purchase near the lower end of the range and keep the car in strong condition, you may be better positioned when it’s time to resell. Demand should remain supported by the A4’s technology and premium positioning, especially among shoppers looking for a compact luxury sedan with a polished feel.

Vehicles with strong owner satisfaction ratings, like this model year's 4.5/5, tend to retain buyer demand, which supports resale value over time.

Should I buy a 2020 Audi A4 or consider a different year?

If you're weighing the 2020 against nearby model years, here's how to think about it:

Choose the 2020 if:

• 36.5% of listings are priced as good or great deals.
• At 68.7% accident-free, a meaningful share of listings has prior incidents — history verification is especially important.
• Price trend: Prices have softened 8.66% compared with last year.
• Owners rate it 4.5/5 — a strong satisfaction signal.

The bottom line:

The 2020 Audi A4 is the better pick if you want a well-equipped compact luxury sedan with modern tech and a softer used-car price than last year. If you’re especially price-sensitive, you may want to compare nearby model years and focus on the cleanest, best-documented example rather than chasing the lowest sticker price alone.

These recommendations are based on CarGurus' proprietary market data from September 22, 2026, CarGurus experts' opinions, and generative AI.